16-CH Voltage Input Module (720220)
Item Specifications
Standard operating conditions Ambient temperature: 23 to 5°C
Ambient humidity: 20 to 80% RH
After a 30 minute warm-up and after calibration
Effective measurement range 20 div (display range: 10 div)
Number of input sub channels 16
Input coupling settings DC, GND, OFF
Maximum sample rate 200 kS/s for a single channel, 16 ch × 10 kS/s
Input type All isolated unbalanced
Frequency characteristics
1
(−3 dB point a when sine wave of
amplitude ±3 div is applied)
DC to 5 kHz
Voltage-axis sensitivity setting 0.2 V/div to 2 V/div (in 1-2-5 steps)
Max. measurement voltage range ±20 V
Maximum input voltage
2
(at a frequency of 1 kHz or less)
Direct input 42 V (DC + ACpeak)
Maximum rated voltage to ground
3
Between input and case
Between inputs
(at a frequency of 1 kHz or less)
Working voltage of safety standard
Direct input 42 V (DC + ACpeak) (CAT II, 30 Vrms)
DC vertical-axis (voltage-axis)
accuracy
1
±(0.3% of 10 div)
Input connector Spring terminal blocks. Each 8-channel unit is removable.
Input impedance 1 MΩ ± 1%
Common mode rejection ratio 80 dB (50/60 Hz) or more (typical value
4
)
Residual noise level (input section
shorted)
±0.05 div
A/D converter resolution 16 bits, 2400 LSB/div
Temperature coefficient Zero point: ±(0.02% of 10 div)/°C (typical value
4
)
Gain: ±(0.02% of 10 div)/°C (typical value
4
)
Bandwidth limit Can be set to Full or 500 Hz on each sub channel
Wiring Recommended: 0.20 mm
2
to 1.00 mm
2
. AWG size: 24-18.
1 Value measured under standard operating conditions
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